H&R Sport Spring Kit w/ Self-Leveling | BMW 545i (04-06) (29255-4) YMM_2019_2026_BMW_X4_M_F98 plus they create that cool

plus they create that cool H&R stance

this lightweight diffuser reduces drag and enhances downforce

or major modifications required

The Bilstein B4 OE Replacement Shock Absorbers are designed specifically for the 2017-2021 BMW 540i xDrive

The FX250 Heavy Duty Clutch Kit incorporates several advanced features to deliver superior performance and longevity:

H&R Sport Spring Kit w/ Self-Leveling | BMW 545i (04-06) (29255-4) YMM_2019_2026_BMW_X4_M_F98 plus they create that coolH&R Sport Springs for your 2004 2006 BMW 545i w Self Leveling (E60) are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R Sport Springs lower the vehicle's center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance signature will make the vehicle more streamlined and improve gas mileage. Every